This game's version is the one released for the UDC Jam #27 - One Hit (https://itch.io/jam/udc-jam-27)
This project uses Git Large Files Storage. You need to install the plugin and then clone the repository. If you download as Zip file, it won't work and it will generate errors for the files that require Git LFS.
Unity Version: 2021.3.25f1
This project is released under GPL 3.0, which in summary says: "You may copy, distribute and modify the software as long as you track changes/dates in source files. Any modifications to or software including (via compiler) GPL-licensed code must also be made available under the GPL along with build & install instructions." https://www.tldrlegal.com/license/gnu-general-public-license-v3-gpl-3
Sound effects were created by Juhani Junkala from the collection: The Essential Retro Video Game Sound Effects Collection [512 sounds] By Juhani Junkala Released under CC0 creative commons license. https://opengameart.org/content/512-sound-effects-8-bit-style
Enjoy!